Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4548527 | Roof support suitable for use in mines | Christopher J. Bishop, John H. Waters | 1985-10-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4548527 | Roof support suitable for use in mines | Christopher J. Bishop, John H. Waters | 1985-10-22 |